Collection is a Japanese compilation album by South Korean girl group 2NE1. It was released on March 28, 2012, in four different editions: CD+2DVD+Photobook, CD+DVD, CD+Goods and a Regular edition. The album contains three new tracks: "Scream", "She's So " and a cover of Madonna's "Like a Virgin".

"Scream" is a song recorded by South Korean girl group 2NE1. It was released through YGEX alongside the group's Japanese compilation album Collection on March 28, 2012, and marked the first and only original Japanese song by the group. "Scream" serves as the second single promoted off the record after "Go Away", which was released in November 2011. A remix of the song by M-Flo was released digitally on Recochoku on March 14, 2012, before the single itself was released on March 28. A recording of "Scream" in Korean was included on the tracklist of 2NE1's second studio album Crush, which was released in February 2014.